Short Messaging Systems (SMS)
| Max Messages | Send Messages | Notes | |
| All 4 Free | 140 characters per message | Yes | Text |
| CFBSMS | None | Yes | UK only |
| Golden Telecom | 140-160 characters/message-2 per # each day | Yes | Ukraine only |
| MessageX | None/80 characters per message | Yes | Text |
| OurNet | None | Yes | Text to Voxtel GSM subscribers only |
| Page-me | ? | Yes | Text |
| Totally Free Paging | None | No | Must buy $25 pager |